Move TranslateManager::IsTranslatableURL to be a client-level concept.

components/translate/core/browser/translate_client.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_
 #define COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "components/translate/core/browser/translate_prefs.h"
 #include "components/translate/core/browser/translate_step.h"
 #include "components/translate/core/common/translate_errors.h"
 
+class GURL;
 class PrefService;
 class TranslateAcceptLanguages;
 class TranslateDriver;
 
 // A client interface that needs to be supplied to TranslateManager by the
 // embedder.
 //
 // Each client instance is associated with a given context within which a
 // TranslateManager is used (e.g. a single tab).
 class TranslateClient {
@@ skipping 10 matching lines @@
   // Returns the associated TranslateAcceptLanguages.
   virtual TranslateAcceptLanguages* GetTranslateAcceptLanguages() = 0;
 
   // Called when the embedder should present UI to the user corresponding to the
   // user's current |step|.
   virtual void ShowTranslateUI(translate::TranslateStep step,
                                const std::string source_language,
                                const std::string target_language,
                                TranslateErrors::Type error_type,
                                bool triggered_from_menu) = 0;
+
+  // Returns true if the URL can be translated.
+  virtual bool IsTranslatableURL(const GURL& url) = 0;
 };
 
 #endif  // COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_